Which of the following is an example of a variable expense? (A) weekly martial arts lesson (B) rent (C) entertainment (D) monthly bus pass

Step 1: Define the Problem

Identify which option represents a variable expense.

Step 2: Break Down the Problem

• Variable Expense: Costs that can change from month to month based on usage or choice.
• Fixed Expense: Costs that remain constant each month.

Step 3: Apply Relevant Concepts

• Weekly Martial Arts Lesson: Could vary if the number of lessons changes.
• Rent: Typically a fixed monthly cost.
• Entertainment: Can vary based on activities chosen.
• Monthly Bus Pass: Usually a fixed monthly cost.

Step 4: Analysis, Verify and Summarize

• Weekly Martial Arts Lesson: Could be variable if the number of lessons changes.
• Entertainment: Clearly variable as it depends on personal choice and frequency.

Final Answer

(C) entertainment